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5pcs DC-DC 0.9-3.3V to 3.3V 500mA 0.9-5V to 5V Mini Step Up Boost Power Module DC to DC For Arduino Voltage Converter Module
Price range: $4.20 through $4.50
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5V 2A 1x 18650/21700 USB Type-C Battery Charger Case DIY Power Bank Box For Phone Electronic Charging Not Including Batteries
$2.90
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This product has multiple variants. The options may be chosen on the product page
6-30V Relay Module Switch Trigger Time Delay Circuit Timer Cycle Adjustable Trigger OFF / ON Switch Timing Cycle for Arduino
$2.90
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This product has multiple variants. The options may be chosen on the product page
6-8.4V Dual Lithium Flashlight 10W LED Drive Board 3 Modes PCB Circuit Board DIY Accessories for two 18650 or 26650 batteries
$3.90
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This product has multiple variants. The options may be chosen on the product page
