3.7V Battery Charger with SM-2P Plug USB Li-ion Battery Charger for RC Car Amphibious Stunt Car Trucks Boats for Bazooka Rocket Blower Bubble Gun Battery (2PCS Cable)

3.7V USB charging cable for bazooka rocket blower bubble gun machine battery and some bubble blaster battery. (ONLY suitable for 3.7 volt and 2 pin lithium batteries)

3.7V battery charger for RC cars, trucks, boats, stunt cars, robot and some toys. (ONLY suitable for 3.7 volt and 2 pin li-ion batteries)

3.7 volt battery charger can charge 3.7v 14500 and 3.7v 18650 batteries. It can charge 3.7v 500mah 800mah 1200mah lithium batteries. Do not charge batteries over 2000mah because it will take more time and charge slowly.

3.7v lithium battery charger supports 5V 0.5-2A input and 3.7v 500mA output for fast charging.

RC car charger and bubble gun battery charger can be connected to a 5V adapter, a power bank, or a laptop. The red light is on when the battery is charging, and the red light is off when it is fully charged.