n Introduction
P21 LED controller is designed to drive 2-wire tunable white (CCT) constant voltage LED products in voltage range of DC5-24V. With the RF remote controller, user can setup LED brightness and color temperature with + - and shortcut keys.

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n Features

n Wiring Diagram

| P20/21 Professional RF Wireless Dual Color LED controller |
| Model | P20 | P21 | P20-S | P21-S |
| Electrical Specification |
| Working Voltage | DC 5-24V |
| Rated Output Current | 2x7A | 7A | 2x7A |
| Remote Control | RF wireless card type remote controller |
| Remote Control Frequency | 433.92MHz |
| Remote Control Battery | CR2032 3V cell battery |
| Remote Transmit Power | < 10dBm |
| Remote Distance | >15 meters in open area |
| Remote Controller Matching Mode | Each unit can be matched to 5 remote controllers / Free matching mode |
| PWM Control Level | 256-Level |
| PWM Frequency | 500Hz-8KHz Adjustable (1KHz Default) |
| Protection Function | Wrong wiring / Overload / Short circuit / Overheat |
| Working Temperature | -30~60℃ |
| IP Grade | IP-63 | IP-68 |
| Components & PCB | SMD parts / Double side FR-4 pcb |
| Functions |
| Brightness Level | 7 Levels |
| Color Temp. Level | 7 Levels |
| Brightness Shortcut | 3 Levels |
| Color Temp. Shortcut | 3 Levels |
| Auto Recall Function | Yes |
| Power & LED Connector |
| Power Connector | AWG16 Red / Black cable |
| LED Connector | AWG18 flat cable- 4 wires | AWG 16 cable-2 wires | AWG18 flat cable- 4 wires | AWG 16 cable-2 wires |
| Dimension & Weight |
| Dimension | Main unit: 87x21x8.5mm, Remote: 40x86x6.5mm |
| Cable Length | 120mm |
| Net Weight | 36g | 40g |