Distance of 2 charging points is 2.84mm, Electrical polarity and Magnetic pole is: N+-S, 2 Chargers inside package are with same electric polarity and same size
There is Build-in Short-circuit protection IC in this charger to avoid overvoltage and overcurrent. If the charger meets short-circuit situation, the protection IC will cut off the circuit automatically. If you forget to unplug the charger after charging, the Protection IC will keep the safety
2 pieces same Chargers inside the package: you can keep one at home, and put the other one with your power bank, or keep it just in bag to charge your watch by your car's USB, or Laptop's USB power in office
The chargers don't support ID205 or ID205G
This product is compatible with T99S FEIFUNS, X19 BOCLOUD, TGW101 SIRIUS TOUCHELEX Sirius, M1 PRO, C17 KOSPET, TGW006 HAILEY TAIZE TOUCHELEX Hayley, KW76 , C18 MINGWEAR WEYBON NIIZERO, ID207, ID206 MINI, iW1 Letsfit Fitniv, C16 MILITARY, NK03 call, S2, S2mini, and compatible with Military Watch AMAZTIM Rgthuhu 1.71” C20 and KOSPET TANK M1 1.72”
Designed specially for ID205L ID205U ID205S ID205G ID216 Veryfitpro smartwatch, it is also Compatible with GRV FC1, Liufiueq P86, TOZO S2, Dirrelo Fitpolo Hamile Letscom GT01; Cubitt CT2Pro; FITNIV Letsfit IW1; FITNIV IW2; Letsfit Y&L EW1; EURANS A3_112; ID206 JIKKO AOKESI Cubitt Yamay; Doogee CS2 Pro; Soundpeats WATCH1, Feifuns T99S, Mingdhln C16 and KOSPET UHOOFIT COOLHILLS C17