The TEC1-12705 is a thermoelectric cooler Peltier plate module designed for efficient temperature control. It operates by reversing the polarity to achieve cooling or heating, making it suitable for various applications such as CPU cooling, liquid cooling systems, temperature stabilization, and other thermal management uses. Features - Model: TEC1-12705 - Color: White - Shell material: Durable hard plastic - Dimensions (L x W x H): Approximately 40 x 40 x 3.9mm - Utilizes semiconductor technology and electronic assembly techniques - Semiconductor material sealed between ceramic plates; no moving parts - Reversing polarity enables rapid cooling or heating - Suitable for use in cooling devices, refrigeration, and temperature control systems Specifications - Voltage: 12V - Number of couples: 127 - Maximum voltage (V): 15.4 - Maximum current (A): 5 - Maximum temperature difference (ΔTmax): ≥66°C - Maximum power (W): 46.2W - Cable length: 20cm Package List 1 x TEC1-12705 Thermoelectric Cooler Peltier Module