Overview HRB is the world first battery brand who only focus on supplying power for drones, UAV, UAS and FPV products. Dedicating to providing better flight experience. HRB has been continuously putting great efforts in technology research & development and now has become the most famous and professional UAV battery brand over the world. Description Brand: HRB Capacity: 4000mAh Continuous discharge rate: 60C Burst Rate: 120C Voltage: 11.1V Cells: 3S Balance Plug: JST-XH Discharge Plug: TR Size: 135*42*25mm (0 - 3mm difference) Weight: 304g ± 2g HRB 4000mah 60c 11.1V lipo battery offers you very high power and very long run time for your RC models. The 120c burst rate gives you enough power for acceleration. It enhances your driving experience no matter what type of driving you are into.These batteries packs are made with superior Lithium Polymer raw materials. The advanced stacking technology enables a single cell of capacity to reach 4000mah. They are your ideal chooses for the RC hobby. HRB RC vehicle batteries make your device more powerful HRB 4000mAh lipo battery series with high performance, more relibable quality and even better portability. High power battery(high Capacity) 4000mAh high capacity provide your rc model more power. High Discharge rate(C rating) 60C high Discharge rate make your rc vehicle work powerfully HRB 11.1v 3s 4000mAh Lipo Battery compatiable for: rc car airplane truck boat Notice: For the RC battery, only if the voltage and the plug match, then it will fit. HRB batteries stand up to the punishing extremes of aerobatic flight and RC vehicles Package Content 2 x HRB 11.1V 4000mAh 60C RC Lipo battery (TR Plug) 1 x User manual Solid TR Plug HRB 4000mah 3s lipo batteries come with TR Plug and JST-XH Connector. TR Plug have been the top choice for the discerning R/C enthusiast. Safe Charge Rate The safest charge rate for lipo batteries is 0.5C-1C. Most LiPo batteries need to be charged rather slowly, compared to NiMH or NiCd batteries. Warning: DO NOT leave the battery unattended while charging. Please charge it with a real brand balance charger (no fake brand charger). Please storage it in a safety guard bag. 11.1v 5000mAh TR 11.1V 4000mAh TR 7.4V 6000mAh TR 14.8v 5000mAh TR 22.2V 5000mAh EC5 Buying Options Buying Options Buying Options Buying Options Buying Options Customer Reviews 4.5 out of 5 stars 836 — 4.2 out of 5 stars 123 4.2 out of 5 stars 49 4.5 out of 5 stars 300 Price $27.19$27.19 — no data — no data — no data $55.99$55.99 Capacity 5000mAh 4000mAh 6000mAh 5000mAh 5000mAh Voltage 11.1V 11.1V 7.4v 14.8v 22.2v Discharge Rate 50C 60C 60C 50C 50C Size 155*48*24mm 135*42*25mm 138*46*24mm 155×48 ×32mm 155×48×48mm Weight 376g 304g 295g 492g 725g Connector TR Plug TR Plug TR Plug TR Plug EC5 Plug