Feature: This item worked on any of 6V-24V batteries (including lithium battery, batteries and other batteries) The light can be turned on only when connected correctly. When you have this igniter, you don't need to buy another charger anymore, just power it by putting the battery you carry, easy to use. Suitable for all brands and ratios of RC cars. Note: Need 500-5000mA current for normal use. It must use at least 6V 800mAh battery Specifications: Material: Metal Color: Purple Input Voltage: 6V-24V Output Voltage: 1.20V-1.25V Weight: 104g Product FAQ: Q: The product does not work or smoke situation. A: 1.Please check the voltage and current if it is eligible. 2.Check the wiring is correct 3.Check if the short circuit: remove the white metal pipe, if the red plastic leather line is damaged, power supply, the red plastic skin is melted, may be a short circuit. Package Included: 2 x Electronic Glow Plug Starter Igniter Only the above package content, other products are not included.