These little connectors are fantastic, they make wiring so easy, simply pull up the lever and pop the stripped wire in and pop the lever down again.  You can use different wire sizes into 1 block, anything from 0.08 to 2.5mm²

Simple and reusable, 5-way lever operated connector for solid, stranded or flexible conductors.

Quick, Simple & Easy to Use
Reliable & Secure Connection
Up to 50% Reduced Wiring Time
Touch-Proof Connection
Vibration Proof
Reusable
Integrated Test Points
Cage Clamp Connection

Brand    Wago
Colour    Grey
Manufacturer Guarantee    2 Year Manufacturer's Guarantee (T&Cs Apply)
Product Height    14.5 mm
Product Length    20.5 mm
Product Width    26.6 mm
Total Product Weight    0.0066 kg
5 conductor entries. 32A. 400V. 0.08-2.5mm² solid and stranded (7 strand) conductor. 0.08-4mm² fine-stranded (flexible). Strip length 9-10mm. Max. service temp. 85°C.