'''Battery Recharge Threshold:''' 4.1V
'''Battery:''' 3.7V Lithium Battery <span class="tb_red">--IMPORTANT !!-- Only '''parallel '''connection is supported, please check polarity of battery's connector to make sure "+" to "+" and "-" to "-".Connecting batteries in series will cause the X1203 to burn out!</span>
'''Ports & Connectors:'''
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|Important Notes:||
* <span class="tb_red">Do not apply power to your Raspberry Pi 5 via the Type-C USB socket.</span>
* Do not use 18650 battery with built-in protection circuit.
* <span class="tb_red">Please use a high-quality battery holder with thick and durable connection cables. Using a low-quality battery holder with thin or poorly connected wires may cause the X1203 to malfunction or fail to operate as expected.</span>
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