Large Case (25x21x12cm): Suitable for Sennheiser HD700/HD660S/HD650/HD600, Sony Z7M2 and similar headphones. JK Smart BMS 4S-8S 300A Li-ion LiFePo4 LTO Akku 2A Active Balance BMS BT/RS485. Original Arm with Motor for DJI Mini 5 Pro Drone Left/Right Front/Rear Motor Arm.
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