This is the Astro Flight "Blinky" Balancer for Thunder Power Batteries.
FEATURES: This Battery Balancer is designed for use with LiPo batteries
Accepts one to five cell Thunder Power, Apex and other battery packs
with 2mm connectors
INCLUDES: One Astro Flight "Blinky" balancer for Thunder Power batteries
One instruction sheet
SPECS: Length: 1.06" (27mm)
Width: .70" (18mm)
Height: .19" (5mm)
COMMENTS: For questions regarding the Blinky, contact Astro Flight directly.
BOX DIMENSIONS: 4.50" W. X .25" H. X 6.00" L.
BOX WEIGHT: .02 LBS.