Converts hand motion into electrical output with a crank-driven generator.

Photos sourced from the supply partner’s public offer page. Colour and packaging artwork must be confirmed against a physical sample.
Conductivity Circuit Challenge Kit
A documented SKU from the source shop: a blue base with two yellow posts, a shaped wire loop and a hand-held contact wand. The offer page lists factory SKU EK-D014, plastic construction, an electric feature, colour box packaging, 180 x 80 x 142 mm product size and a 7-14 age band.
Learning focus. A wire-loop challenge that teaches conductors, circuits and steady hands.
| SZFUNTOY reference | SF-E021 |
|---|---|
| Factory SKU | EK-D014 |
| Science theme | Electricity & Circuits |
| Source title (CN) | 探索小子趣味导电steam教育儿童科学实验玩具套装diy工厂直销 |
| Age band | 7-14 (source listing: 少年 7-14岁) |
| Material | Plastic / 塑胶 |
| Product size | 180 x 80 x 142 mm |
| Pack size | 225 x 165 x 50 mm |
| Pack weight | 191 g |
| Electric / powered | Yes |
| Brand on source listing | Exploring Kid / 探索小子 |
| Product imagery | Supplier photo (1) |
| Source ref. price | CNY 29.00 — domestic list price, not an export quote |
| Standard production lead time | 3-4 weeks — see what this covers |
| MOQ / FOB / EXW price | To confirm per order |
Source data note
The source offer marks 是否电动=是 (electric) and 包装方式=彩盒 (colour box). The homepage new-product price is CNY 29 while the shop showcase lists CNY 36 for a similar item; confirm the applicable price tier with the factory.
What to check before this SKU ships
SKU-specific attention
Electrically operated teaching toy. Confirm the applicable sections of ASTM F963 and 16 CFR part 1505, plus any battery compartment and small-parts requirements.
Applies to all children’s products: applicable ASTM F963 sections (16 CFR 1250), lead and phthalate limits, third-party testing by a CPSC-accepted lab, a Children’s Product Certificate and permanent tracking labels for the US; EN 71 parts, CE / EU declaration of conformity, REACH and GPSR for the EU.
Documentation status for this SKU
- Available Verified supplier photographs
- Available Factory SKU, material and dimensions
- Not provided ASTM F963 / CPSIA third-party test reports
- Not provided CPC / GCC certificate
- Not provided EN 71 reports, EU DoC / CE marking
- Buyer to arrange EU responsible person (GPSR)
See the full document status table. Nothing here is a certificate.