Battery: 9V battery (not included). Don't need to rely on plug power to power your non‑battery guitar effects, which can be easily executed worldwide. Ideal for 5.5mm x 2.1mm male plugs and miniature guitar pedals with negative center, they can work perfectly if you have more pedals on your board than power bricks.
eBay
Double-Wire Plug-in Connector Led Light Strip Connectors 2 Pin, Led Strip Lights Connectors Low Voltage Wire Connector with Lock
Aliexpress UK
This is 9V I-Fonts Soft Shell Battery Buckle. 10 x 9V I-Fonts Soft Shell Battery Buckle. The lenght of line is about 6cm. and best wishes! Color: Black.
eBay
For 8mm 2 pin 3835 5050 3528 LED strip connector,plug connector cable, flexible COB LED Tape corner connector, quick connector
Aliexpress UK
Pay attention: Use the Correct Circuit Diagram to Avoid Short Circuit, Short Circuit Will Produce High Temperature and Causing Accessory Damage Shaft Propeller Aperture:2mm/0.078"; Diameter:80mm/3.15"; Number of vane:4 vane colour: green DC Motors Color:Silver+Red;Voltage:DC 1.5V-3V;No-load speed: 9000RPM- 20000RPM ±10%; Motor Body Diameter:27mm/1.06";Shaft Size:10x2.0mm/0.39"x0.08"(L*D);Motor Body Length;38mm/1.46" Package including: 1 x DC motor, 1 x 9V Battery Clip Connector, 1 x motor mounting bracket, 1 x boat rocker switch,1 x 4 vanes propeller High torque Strong magnetic Carbon brush 130 MOTOR, can be used for Mini Hair Dryer and DIY Remote Control Toy Car.
eBay
10PCS Wire Connectors Low Voltage Wire Connectors Solid Connection,T Tap Wire Connectors, T Type 2 Pins Wire Splice Connectors
Aliexpress UK
3/9pcs 9V Battery Power Connector Snap Clip Adapter 18cm 2 Wired Cable Connection Buckle Battery Holder Socket Plug with Alligator. 1/5/10Pcs x 9V Battery Connecto r. Proper design: these battery clip connectors are designed simply with bare ends, which is convenient to install to replace a broken battery connector on your electronic device without applying wire strippers.
eBay
5Pcs Waterproof Cable Connector 3 Pin Wire Connector 3 Way Inline Wire Connector Push in Connectors Electrical Terminal Quick
Aliexpress UK
Compatible with PP3 batteries. 100mm leads in red/black with tinned stripped ends. Soft vinyl housing / low in profile for tight spaces.
eBay
Low Voltage Wire Connectors 20pcs T Tap Wire Connectors T Type 2 Pins Wire Splice Connectors No Stripping 3 Way Wire Connector
Aliexpress UK
The holder is moulded from thermoplastic and features 150mm of leads. Incorporates screw fixing holes and excellent shock resistance. Hama Mini USB Cable 1.5M. © The Electronics Hub.
eBay
4PCS HiFi Carbon Fiber RCA Connectors Gold Plated Plug RCA Plug Connector Audio Connector Power Speaker Plugs Connector
Aliexpress UK
10/30X 9V Battery Snap Clip Connector Cable Lead 150mm Flying Leads Clip Snap On. 【Easy to use】The wires are easy to solder and they can get bare ends without stripping pliers. With this 9v battery connector, you can easily replace a defective battery connector on your electronic device and improve its performance.
eBay
LED Light Strip Connectors Solid 8mm LED Light Connectors Easy-to-Use LED Connector Versatile LED Strip Light Connectors For 5V
Aliexpress UK
Holder Type：T type Clip With Male Head/T type Clip With Wire. Wire length: 15cm（Without male head）. Male length: 4cm.
eBay
5 Sets 3 Pin 1.5 Connectors, DJ7031-1.5 Waterproof Electrical Wire Connector Plug,Xenon lamp connector Automobile Connector
Aliexpress UK