Best Compact Size With Voltage Selector

Compact Mini Stereo Power Amplifier - 2x15 Watt Portable Dual Channel Home Audio Speaker Receiver Box w/ RCA Cable L/R Input For CD Player, Tuner, MP3, For Amplified Speakers Sound System - Pyle PCA1

EQ CONTROLS: The improved compact bookshelf speaker sound amplifier features crisp and responsive buttons for the power switch. It also features rotary knob control for the master volume adjustment. Runs on 110 or 220 V.
Compatible with any audio/computer devices.
Use MP3 sources via a 3.5mm to RCA converter.

Blue Sea Systems Battery Switch m-Series Selector, Black, part number 6007200, is a Selector 4 Position switch. Switches isolated battery banks to all loads or combines battery banks to all loads.
IP66 waterproof, ISO 8846 and meets ABYC requirements. Ignition protected—safe for installation aboard gasoline powered boats.
Make before break contact design allows switching between battery banks without power interruption.
Continuous Rating: 300A, Maximum Voltage: 32V DC.

High precision diamond tester: the professional diamond dial will indicate true or fake diamonds, LCD monitors and LED indicators. Compared to the second generation, its sensitivity and precision have been improved considerably..
Portable design: Diamond Selector II is equipped with a PU bag and a small test tray to hold loose stones. Designed for rapid, accurate and safe diamond testing. Through non-destructive testing, the operation is simple and precise. The tester is lightweight, compact (size of credit card) and easy to transport..
Small test platform: This tester is equipped with a PU housing and a small test platform for repairing loose stones. Simple calibration of precious stones of all sizes is easy for beginners..
Professional test: If the stone is a real diamond, a green indicator will be displayed. The metal alarm function emits a continuous beep when the user accidentally touches the metal instead of the stone..
Versatile: The tester offers a highly compact design that is ideal for buying jewelry, buying / exchanging diamonds, selling real estate, auctions, etc. The cost of Diamond Selector III is not even a fraction of the cost of diamonds, but it can help you feel better knowing that you are buying real diamonds instead of fakes..

【Digital Hygrometer & Thermometer】This Digital Thermometer and humidity meter uses a dedicated chip to perform data acquisition and signal processing using precision op amp, plus the Japanese Torex LDO voltage stabilization control technology, making the lower power consumption..
【High Accuracy and LCD Display】Inside thermometer has high accuracy of ±5%RH and ±2°F, making it ideal for measuring fluctuating readings in various environments. Dual Display Humidity and Temperature with Accurate Measuring..
【Multiple Function】 With Temperature, Hygrometer, Max/Min, LED Display, Data Hold, ℃/℉ Selector, Sampling Rate 0.5S, Auto Power off functions.（Temperature range 14°F~140°F (-10°C~60°C) and humidity range 10%~100% RH with ±2℉ & ±5%RH accuracy ）.
【Wide Application】This temperature and humidity gauge is widely used in food storage, archival management, material management, agricultural and forestry and animal husbandry, laboratories, teaching experiments, public and home environment..
【Portable & Easy to Use】102g, size: 140mm*52mm. ONE button to select the digital hygrometer unit in Celsius or Fahrenheit, a one-button °F/°C selector operation designed for your convenience..

Selector 4 Position. Switches isolated battery banks to all loads or combines battery banks to all loads.
Ignition protected—safe for installation aboard gasoline powered boats.
IP66 waterproof, ISO 8846 and meets ABYC requirements.
Continuous rating: 350A, Maximum voltage: 32V DC.

APPLICABLE SIZE: The label paper size applicable to this marking machine is 21x12mm, the size is standard, suitable for most marking situations..
MULTIPLE USAGES: Can be used to label clothing, toys, luggage, carpets, etc. with numbers, styles and sizes, with a wide range of applications..
COMPACT DESIGN: This portable label maker is compact and comes with ink cartridge for easy use at home or online clothing stores..
8 DIGITS DESIGN: The labeler can simultaneously print up to 7 digits and 1 currency unit on one line, including currency symbols such as NO, USD, etc..
EASY OPERATION: Manual operation, just pull out the selector knob and turn it until the character to be printed is displayed on the window..

... amplifier for mini-size style with maximum watt power performance for all of your home stereo system needs.
TECHNICAL SPECS: RCA Record Output - Freq. Response: 20Hz - 20kHz - Signal-to-Noise Ratio: 75Db - Input Sensitivity: 150mV - T.H.D.: 0.3% - Bass/Treble: +/-10dB - 10% RMS at 4-Ohm Impedance - 110V/220 Voltage Selector, 50/60Hz.

1000 WATTS OF POWER, DUAL VOLTAGE: The power of a full-sized iron in an ergonomic compact and lightweight design. The Oliso Project iron heats up in....
SOLEMATE – Practical high-temperature silicone stand, lets you leave your iron in the face-down position, efficient, always ready to go, saves....
DIAMOND CERAMIC SOLEPLATE w/ PRECISION TIP – Non-stick ceramic glides effortlessly over delicate fabrics, infused with natural minerals for that....
FABRIC SELECTOR – accurate temperature control for all fabrics, synthetics, silk/wool, and cotton, evenly distributes heat across the large flat....
3-YEAR WARRANTY. Oliso strives to simplify your life with tools that work for you. Every project iron’s steam performance is tested, which is why....

CUSTOMIZED CONTROLS: Adjustable subwoofer frequency and subwoofer output level controls for customized use.
QUALITY PERFORMANCE: Nickel-plated locking adjustable knobs for user-friendly operation.
Active gain pre-amplifiers with adjustable input sensitivity for maximum performance (Input sensitivity: 50mV-3V).
FREQUENCY RANGES: Graphic center frequencies: 50 Hz, 125 Hz, 315 Hz, 750 Hz, 2.2 kHz, 6 kHz, and 16 kHz.
Frequency response: 10 Hz-50 kHz, plus or minus 1 dB.
SPECIALIZED CONTROLS: Individual left and right sensitivity controls for auxiliary input.
20 dB headroom output and level controls.