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The BTECH FRS-B1 battery is a 3.7 V 1500mAh/5.55Wh lithium-ion batter for the FRS-B1 transceiver and will last up to 18 hours under typical use conditions. FRS-B1 batteries are model: BL-FB1 and can be charged using the charging port provided with the purchase of your BTECH FRS-B1. Charge time for a battery is ≈5 hours and may vary depending on the remaining battery life. Dimensions of the battery are: 2″x4″.
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🇺🇸 Ship from USA · On Agora since 2026
$8.95