ProTek RC PTK-5550 RC 1S High Capacity Sanwa M17 LiPo Transmitter Battery (3.7V/5500mAh)

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This is the ProTek R/C High Capacity 1S Transmitter Battery with 5500mAh of capacity, for use with the Sanwa M17 Surface Transmitter. This light weight Li-Poly transmitter battery will help to dramatically extend the run time that your transmitter can offer, which is great for long days at the field! How should the battery be inserted into the transmitter?A suitable foam should be used to pad the battery in the transmitter battery compartment to help hold the battery in place and prevent it from moving around. Place a piece similar in size to the battery into the transmitter battery housing under the battery, and then while pressing lightly on the battery, slide the cover over the battery. Specifications: Voltage: 3.7V Capacity: 5500mah Chemistry: Lithium Polymer Connector: JR Charge Rate: 1C Dimension (LxWxH): 79x46.5x12mm Weight: 94g IMPORTANT:1) DO NOT leave the battery in your model when charging2) DO NOT leave unattended when charging3) ALWAYS balance charge the battery4) ALWAYS use a LiPo charging bag5) YOU MUST use a Li-Poly specific charger to charge the pack (NiMH or NiCD only chargers WILL NOT WORK!)6) YOU MUST not over discharge the Li-Poly battery pack7) READ & UNDERSTAND the instructions carefully before operating this batteryNOTE: When using high energy Li-Polymer Batteries, please do not over-discharge or over-charge batteries as this will result in over heated batteries. Discharging capacity can't exceed 80% of the max capacity of the pack after full charging to ensure a good cycle performance. It is recommended to fully charge a brand new battery before using and only discharge the battery 50% for first 5 cycles. Always monitor race time and/or set a low voltage warning on ESC (End voltage cannot be lower than 3.2v per cell). Do not use the battery that has too low a voltage.Do not expose batteries to sunshine or store/charge batteries at the temperature above 35°C or in a closed car. The high temperature environment could cause damage to the pack or make it burst. If the battery becomes hot while fast charging, high current discharging or racing, do not charge the battery until it has cooled completely. Wait about 20 mins, then inspect prior to recharging. NOTE: For a more lightweight 1S option, see the 3000mAh MT-44 Transmitter Battery (it fits) - PTK-5197 Show more