Bolwins H03 USB to 3x AAA Battery Adapter 4.5 V Voltage Converter Cable 100 cm Power Supply Replacement for Batteries Toy Remote Control LED Devices

Plug & Play Power Supply - No battery change necessary: simply connect the USB plug and get instant stable 4.5V power. Ideal as a permanent power source for devices that require 3 x AAA batteries. WIDE COMPATIBILITY FOR MANY DEVICES - Perfect for toys, flashlights, remote controls, radios, LED lighting, radios, clocks or sensors - anywhere that normally uses AAA batteries. Safe & reliable thanks to integrated voltage regulator: with integrated chip for over-voltage, over-current and short circuit protection. Guarantees a stable power supply and extends the life of your devices. Compact & travel-friendly – ideal for on the go: with only 100 cm cable length, lightweight, flexible and space-saving. Perfect for travel, camping, outdoor or workshop - ready to use anytime via any USB port. Environmentally friendly and cost-saving: no more battery waste! By using the USB adapter, you save money and make a contribution to environmental protection. Sustainable energy supply without disposable batteries.