Giveaway- which batteries are the Smart battery that build-in BMS??

Have you ever used Smart Battery? Have you known Tattu Plus?
Tattu Plus, the upgraded version smart battery. Built-in BMS that have over-voltage, under-voltage, over-temperature and low temperature alert function.

Question: Guess which batteries are the Smart battery that build-in BMS??

Participative mode:
1, Like and Share the post 
2, Comment the answer below and tag three friends.

Activity Date: 2015/10/10-2015/10/12

Everyone is welcome to join the game. There are many special gifts for the lucky guys.

Winner will be announced by October 13,2015 on our official FB Tattu World& GensAce