6s 16000mAh 17500mAh 22000mAh 24000mAh High Energy Density Solid State Lithium Battery 270Wh/Kg 300Wh/Kg Drones Batteries - AliExpress
300Wh High Power Square Battery – 14.8V / V-Mount Battery - FXLION
300 Wh electric battery for LIFT-MTB pedal motor kit.
Battery 323036 LiPo 3.7 V 300 mAh 1.11 Wh 1S 5C Liter energy battery Lithium Polymer Batteries Protective Board for Electronics Rechargeable – Not Suitable for Radio Control 36 x 30 x 4 mm (300: Amazon.de: Electronics & Photo
Trade-Shop Li-Ion Battery V-Mount 14.4V 21000mAh 300Wh with Twist D-Tap USB Output for Sony HDW-S280 SRPC-1 SRW-1 Replaces Sony BL-BP150 BP-150 BP-150W: Amazon.de: Electronics & Photo
12V 25Ah (300Wh) LiFePO4 Battery with LED Indicator (Replaces SLA 12V 20Ah)
3.7V 300 mAh 1.11Wh 3 Wires Thermistor 303035 Polymer Li Lithium LiPo Rechargeable Battery
Portable Power Station 300wh Outdoor Solar Generator Mobile Lithium Battery Pack with 220VAC Output - China Portable Power Station, Portable Battery | Made-in-China.com
Super Large Capacity (300Wh) Rechargeable Battery with Selectable Multi Output Voltages -MP300
12 Volt Rechargeable Lithium Battery - 12 V 300 Ah 3840 Wh - LiFePO4 Electric Bicycle Battery - China LiFePO4 Battery, 12V Battery | Made-in-China.com