5 PCS LANTIAN 4 In 1 2.1A 4.2V Charge Discharger DC-DC Boost Converter 3.7V to 5V UPS RC PDB Board Baby Real-time mapping

Real-time mapping

Strip + Battery Monitoring + Sonar + 8 motors - all at the same time

Type:With hooks and without hooks

Built in 6v/5A switch mode BEC output

flying like birds

5 PCS LANTIAN 4 In 1 2.1A 4.2V Charge Discharger DC-DC Boost Converter 3.7V to 5V UPS RC PDB Board Baby Real-time mapping5 PCS LANTIAN 4 In 1 2. 1A 4. 2V Charge Discharger DC DC Boost Converter 3. 7V to 5V UPS PDB Board BS301CV is a multifunctional 3. 7V 4. 2V Mobile Power Diy module,3 in 1 Function: charge,discharge and battery protection. It is very suitable for DIY mobile power. Specification: Brand name: LANTIAN Item model: BS301CV Charge voltage : DC 4. 65V 5. 5V Charging current : 0 2. 1A Charge quiescent current : 100uA Full charge voltage : 4. 2V+ 1%. Discharge