4W 3V 3.7V 4.2V 9V 12V 24V 32V 36V 48V 60V DC dimmable led bulb for DC Dimmer PWM dimming lighting using battery charge system

4W 3V 3.7V 4.2V 9V 12V 24V 32V 36V 48V 60V DC dimmable led bulb for DC Dimmer PWM dimming lighting using battery charge system. DC 3.7V LED Light bulbs is a Best 18650 batteries used led lights,  Lithium batteries used for outdoor mobile lighting. 3V has positive and negative points. Thread is positive for negative pin. Replacement LED bulb with DC Constant Voltage driver perfect for PWM DC Dimmer, Constant Voltage Dimmer Applications to dimming lighting using battery charge system.

Working Temperature: -35 to +55degree Celsius

Base option: E14, E27, B15, B22

Different globe shape option: C35, Transparent glass or Brown glass globe option
Different color temperature option: 2200K, 2700K, 3000K