DS1307 RTC Module without Battery MQ8 GAS SENSOR MODULE 35 V Trickle Charge Threshold

35 V  Trickle Charge Threshold ≈ 2

These are Carbon Film Resistor with a value of 1k ohm 1/4W and tolerance of ±5%

Three different modes are available: Momentary Mode

Resistance Value 820k ohm Color Code Grey

a precision reference trimmed for accuracy at the error amp input

DS1307 RTC Module without Battery MQ8 GAS SENSOR MODULE 35 V Trickle Charge ThresholdDS1307 RTC Module is a low power real time clock module designed for accurate time and date tracking in embedded systems and microcontroller projects. Based on the DS1307 RTC IC, the module communicates via the I2C interface and includes onboard battery backup support to maintain timekeeping even when the main power supply is disconnected. It is widely used in clocks, data logging systems, automation projects, and IoT applications. Features Based on