The range of HPI Plazma batteries is designed to be the ideal match for all HPI kits that require a 4- or 6-cell battery featuring durable and reliable Nickel-Metal Hydride battery cells. Perfect for kits like the E10, Brama 10B and Formula Ten!Rounded stick pack style packaging for universal fit in many electric-powered kits and battery-powered accessories like the HPI Roto Start. 6-cell battery pack #101931 HPI Plazma 7.2V 2400mAh NiMH Stick Pack Re-Chargeable battery#101932 HPI Plazma 7.2V 3300mAh NiMH Stick Pack Re-Chargeable battery#101933 HPI Plazma 7.2V 4300mAh NiMH Stick Pack Re-Chargeable battery4-cell battery pack#101935 HPI Plazma 4.8V 4300mAh NiMH Stick Pack Re-Chargeable batteryAlso available: Lithium-Polymer batteries in round and rectangular stick pack designs!#101940 HPI Plazma 7.4V 3000mAh 20C Lipo Round Case Stick Pack Re-Chargeable Battery#101941 HPI Plazma 7.4V 4000mAh 20C Lipo Round Case Stick Pack Re-Chargeable Battery#101942 HPI Plazma 7.4V 5300mAh 30C Lipo Rectangular Case Stick Pack Re-Chargeable Battery#101943 HPI Plazma 11.1V 3800mAh 30C Lipo Rectangular Case Stick Pack Re-Chargeable BatteryAlso available are rechargeable and standard AA batteries for radio transmitters!#101939 HPI Plazma 1.5V Alkaline AA Battery (4Pcs) #101938 HPI Plazma 1.2V 2700mAh Nimh AA Re-Chargeable Battery (4Pcs) Don't forget to check out our receiver packs which fit all nitro-powered vehicles, plus our special Baja pack! #101936 HPI Plazma 6.0V 1600mAh Nimh Receiver Pack Re-Chargeable Battery #101937 HPI Plazma 6.0V 4300mAh Nimh Baja Receiver Pack Re-Chargeable Battery