 Description: This item requires basic soldering skills.
There is an input of one plus wire and one minus wire and an output of one plus wire and one minus wire.
This is a high performance DC to DC Step Down Adjustable Power Supply Module,
Based on the well-known IC LM2596 Switching Regulator.
Input voltage: DC 4.5-35V.
Output Voltage: DC 1.25-30V (adjustable)
Output current: rated current 2A, maximum 3A (requires adding a heat sink if you need output power greater than 15W)
Output ripple:
Input 12V Output 5V 3A 60mV (MAX)
Input 24V Output 12V 3A 120mV (MAX)
Features:
Conversion efficiency: Up to 92% (the higher the output voltage the higher the efficiency)
Switching Frequency: 150KHz
Rectifier: Non-Synchronous Rectification
Module Properties: Non-isolated step-down module (buck)
Short circuit protection: current limiting recovery
Operating temperature: Industrial grade (-40 degree to +85 degree) (output power 10W or less)
Full load temperature rise: 40 degree
Load regulation: ± 0.5%
Voltage regulation: ± 0.5%
Dynamic response speed: 5% 200uS
Size: 49 (L) * 23(W) * 12(H) mm
Package includes:
1pcs *LM2586 DC to DC Step Down Adjustable Power Supply Module $10.00 |  Voltage Indicator Tester For 1 cell to 6 cell Lipo Batteries
Dimensions are exactly (1" inch top to bottom X .92 inch side to side X .42 inch thick)
Specifications:
1. Auto shifts voltage data one unit by one unit
2. Protected against reverse polarity
3. Very low current draw
4. Battery cell : checks up to six cells
5. Test accuracy : ± 0.005V
6. Display : Red LED
7. TEST Voltage range: 2.8V-25.2V
When used in electronic cigarettes to indicate voltage the left-most two pins are used. There are 7 pins (one negative input and six positive inputs). You may choose to cut the unused pins off entirely. $6.00 |
 Anti-vandal Pushbutton Switch
Mounting hole: Φ12mm diameter or 1/2"
Switch rating: 2A/36VDC
Contact configuration: NO
Operation Type: Momentary
Crust material: Zn-Al alloy
Contact material: Silver allory
Button material: PBT
IP degree: IP65
Mechanical life: 1,000,000 cycles
Electrical life: 200,000 cycles
Panel thichness: 1~6mm
Torque: 5~14Nm
Operation pressure: About 5N
Operation distance: About 2.5mm
These are a sealed switches with screw terminals $5.00 |  Anti-vandal Pushbutton Switch( Stainless Steel)
Mounting hole: Φ12mm diameter or 1/2" inch
Switch rating: 2A/36VDC
Contact Configuration: 1NO
Operation Type: Momentary
Front shape: B Domed
Crust material: Stainless steel
Terminal type: screw terminal
IP degree: IP65, IK08
Switching: NO.1
Max.Switch rating: 2A/36VDC
Contact Resistance: ≤50mΩ
Insulation Resistance: ≥1000mΩ
Dielectric Intensity: 2000VAC
Operating Temp: -20°c~+55°c
Mechanical life: 1,000,000 cycles
Panel Thichness: 1~6mm
Torque: 5~14Nm
Operation Pressure: About 5N
Operation Distance: About 2.5mm $8.00 |