4 in 1 Parallel Intelligent Rapid Battery Charging Hub Board Compatible with DJI Ryze Tello Drone
Works with cellphone or tablet USB charger and charging cables. [Batteries, USB charger adapter and cord not included]
Recommended best Input Current: 5V/3A. (If input current less than 3A, the LED Indicator light may show abnormal, But it will not affect charging)
Charging Time: when input 5V/3A, it takes about 100 minutes full charging 4pcs batteries.
Package included:1*4 in 1 Intelligent Tello USB Battery Charger Hub Board