Rectangular shaped. Putting them in a bowl of hot water for 10 minutes will not reset these pads. The temperature of the water is very important, it must be constantly boiling or the pads will fail to reset.
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1000KV 1000000V High Voltage Generator Module step up Inverter Transformer Pulse High Voltage Arc Generator Ignition Coil Module
Aliexpress UK
(Product weight: 2.3kg (300W 200Wh) /3kg (300W 300Wh). include solar panels). Socket: 2 AC+3 USB A+1 Type-C PD interface +2 DC+ wireless charging. wireless output: 15W. 3 USB output: single port 5V2A. Battery capacity: 200Wh/54000mAh,300Wh/81000mAh.
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1Hz-150KHz Signal Generator Module Adjustable PWM Pulse Frequency Function Generator Duty Cycle TTL LCD Display 5V XY-LPWM
Aliexpress UK
Multiple B300K batteries, or mix and match with other BLUETTI batteries for a customized energy solution that ensures you're never. The B300K seamlessly integrates with AC200L, AC200MAX, AC300, and AC500 power stations, giving you the flexibility to scale your energy setup as your needs grow.
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DC 3V-5V CJMCU-5351 Si5351A Si5351 I2C Clock Generator Breakout Board Module Signal Generator Clock 8KHz-160MHz For Arduino
Aliexpress UK
[Multiple Expansion Batteries] - AC200L's capacity can be expanded by 2 B300 (3072Wh each), 2 B210 ( 2150Wh each) or 1 B230 (2048Wh each). [What You Get] - BLUETTI AC200L portable power station, AC charging cable, solar/car charging cable, XT90-aviati.
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DC 3V 5V CJMCU-5351 Si5351A Si5351 I2C Clock Generator Breakout Board Signal Generator PLL Clock Divider 8KHz-160MHz
Aliexpress UK
SWAREY Portable Power Station 518Wh 500W/230V. SWAREY S500Pro is a small size but large capacity portable power station (144000mAh / 518Wh), equipped with a pure Sine Wave AC (500W rated power, 1000W peak power) / DC / USB3.0 / Type-C and other current output interfaces.
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1PC High Voltage Generator High Voltage Module 3-6V 400KV 1000KV Voltage Inverter Transformer Boost Module Pulse Arc Generator
Aliexpress UK
Manufacturer SWAREY. SWAREY Portable Power Station 518Wh 500W/230V. SWAREY 500W SOLAR GENERATOR. SWAREY S500Pro is a small size but large capacity portable power station (144000mAh / 518Wh), equipped with a pure Sine Wave AC (500W rated power, 1000W peak power) / DC / USB3.0 / Type-C and other current output interfaces.
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50Hz-6Khz 0.8Hz-60Hz Adjustable Signal Generator TP354 NE555 Module Square Wave Pulse Generator Oscillator Output Signal Source
Aliexpress UK
Olympus CLK-4 Endoscopic Halogen Light Source, used, in very good condition.
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ICL8038 Function Signal Generator Module DIY Kit or Parts Signal Processing Module Frequency Signal Generator Board 12V 50-5khz
Aliexpress UK
These disaster candles are must-have for survival. Each candle can burn for 26-30 hours and stays stable in outdoor or wind conditions. They are smokeless, odorless, and won't shock indoor air quality.
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DC3.7-6V 1000KV Boost Power Supply Module High Voltage Generator 1000KV Boost Power Supply High Voltage Generator
Aliexpress UK